中国蔬菜
中國蔬菜
중국소채
CHINA VEGETABLES
2014年
1期
13-16
,共4页
王继元%吕雅悠%于迪%张维娜%朴凤植%申顺善
王繼元%呂雅悠%于迪%張維娜%樸鳳植%申順善
왕계원%려아유%우적%장유나%박봉식%신순선
根系分泌物%辣椒疫霉菌%抗病性
根繫分泌物%辣椒疫黴菌%抗病性
근계분비물%랄초역매균%항병성
Root exudate%Phytophthora capsici%Disease resistance
为分析辣椒根系分泌物与抗疫病的相关性,测定了4个不同抗性辣椒品种的根系分泌物对辣椒疫霉菌的影响。结果表明:对辣椒疫病表现抗病的PRMND和DNP56的根系分泌物对疫霉菌的菌丝生长、游动孢子囊形成、游动孢子释放和休止孢子萌发均有显著的抑制作用,而对辣椒疫病表现高度感病的科星6号和新机遇的根系分泌物对疫霉菌的菌丝生长没有明显影响,科星6号根系分泌物对游动孢子囊的形成没有明显的影响,而新机遇根系分泌物对游动孢子囊形成有明显抑制作用,科星6号和新机遇的根系分泌物对游动孢子释放和处理8 h后对休止孢子萌发具有明显的抑制作用,但其抑制效果显著低于抗病品种。
為分析辣椒根繫分泌物與抗疫病的相關性,測定瞭4箇不同抗性辣椒品種的根繫分泌物對辣椒疫黴菌的影響。結果錶明:對辣椒疫病錶現抗病的PRMND和DNP56的根繫分泌物對疫黴菌的菌絲生長、遊動孢子囊形成、遊動孢子釋放和休止孢子萌髮均有顯著的抑製作用,而對辣椒疫病錶現高度感病的科星6號和新機遇的根繫分泌物對疫黴菌的菌絲生長沒有明顯影響,科星6號根繫分泌物對遊動孢子囊的形成沒有明顯的影響,而新機遇根繫分泌物對遊動孢子囊形成有明顯抑製作用,科星6號和新機遇的根繫分泌物對遊動孢子釋放和處理8 h後對休止孢子萌髮具有明顯的抑製作用,但其抑製效果顯著低于抗病品種。
위분석랄초근계분비물여항역병적상관성,측정료4개불동항성랄초품충적근계분비물대랄초역매균적영향。결과표명:대랄초역병표현항병적PRMND화DNP56적근계분비물대역매균적균사생장、유동포자낭형성、유동포자석방화휴지포자맹발균유현저적억제작용,이대랄초역병표현고도감병적과성6호화신궤우적근계분비물대역매균적균사생장몰유명현영향,과성6호근계분비물대유동포자낭적형성몰유명현적영향,이신궤우근계분비물대유동포자낭형성유명현억제작용,과성6호화신궤우적근계분비물대유동포자석방화처리8 h후대휴지포자맹발구유명현적억제작용,단기억제효과현저저우항병품충。
In order to analyze the correlation between pepper root exudates and its resistance to disease, the effect of root exudates from 4 different resistant pepper varieties on Phytophthora capsici was tested.The results show that the root exudates from resistant pepper varieties ‘PRMND’ and ‘DNP56’have significant inhibition effect on mycelia growth, zoosporangium formation, zoospore release and cystospore germination of Phytophthora capsici.While the root exudates from ‘Kexing No.6’ and ‘Xinjiyu’, which are highly susceptible varieties, have no obvious effect on mycelia growth , the root exudates of ‘Kexing No.6 ’ has no obvious effect on the zoosporangium formation , the root exudates of ‘Xinjiyu’ has obvious effect the zoosporangium formation , the root exudates of ‘Kexing No.6’ and ‘Xinjiyu’ have obvious inhibition effect on the zoospore release and cystospore germination of Phytophthora capsici at 8 hours after treatment, but its inhibition is significantly lower than that of the resistant varieties.